2 * (C) Copyright 2000-2009
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
11 #ifndef __ASSEMBLY__ /* put C only stuff in this section */
13 typedef unsigned char uchar;
14 typedef volatile unsigned long vu_long;
15 typedef volatile unsigned short vu_short;
16 typedef volatile unsigned char vu_char;
18 /* Allow sharing constants with type modifiers between C and assembly. */
19 #define _AC(X, Y) (X##Y)
24 #include <asm-offsets.h>
25 #include <linux/bitops.h>
26 #include <linux/delay.h>
27 #include <linux/types.h>
28 #include <linux/string.h>
29 #include <linux/stringify.h>
30 #include <asm/ptrace.h>
32 #include <linux/kernel.h>
33 #if defined(CONFIG_PCI) && defined(CONFIG_4xx)
36 #if defined(CONFIG_8xx)
37 #include <asm/8xx_immap.h>
38 #if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \
39 defined(CONFIG_MPC866) || \
40 defined(CONFIG_MPC866P)
41 # define CONFIG_MPC866_FAMILY 1
42 #elif defined(CONFIG_MPC885)
43 # define CONFIG_MPC885_FAMILY 1
45 #if defined(CONFIG_MPC860) \
46 || defined(CONFIG_MPC860T) \
47 || defined(CONFIG_MPC866_FAMILY) \
48 || defined(CONFIG_MPC885_FAMILY)
49 # define CONFIG_MPC86x 1
51 #elif defined(CONFIG_5xx)
52 #include <asm/5xx_immap.h>
53 #elif defined(CONFIG_MPC5xxx)
55 #elif defined(CONFIG_MPC512X)
56 #include <asm/immap_512x.h>
57 #elif defined(CONFIG_MPC8260)
58 #if defined(CONFIG_MPC8247) \
59 || defined(CONFIG_MPC8272)
60 #define CONFIG_MPC8272_FAMILY 1
62 #include <asm/immap_8260.h>
66 #include <asm/immap_86xx.h>
70 #include <asm/immap_85xx.h>
74 #include <asm/immap_83xx.h>
77 #include <asm/ppc4xx.h>
79 #ifdef CONFIG_BLACKFIN
80 #include <asm/blackfin.h>
82 #ifdef CONFIG_SOC_DA8XX
83 #include <asm/arch/hardware.h>
85 #ifdef CONFIG_FSL_LSCH3
86 #include <asm/arch/immap_lsch3.h>
88 #ifdef CONFIG_FSL_LSCH2
89 #include <asm/arch/immap_lsch2.h>
96 /* Bring in printf format macros if inttypes.h is included */
97 #define __STDC_FORMAT_MACROS
100 #define CONFIG_SYS_SUPPORT_64BIT_DATA
109 #ifdef CONFIG_SPL_BUILD
115 /* Define this at the top of a file to add a prefix to debug messages */
117 #define pr_fmt(fmt) fmt
121 * Output a debug text when condition "cond" is met. The "cond" should be
122 * computed by a preprocessor in the best case, allowing for the best
125 #define debug_cond(cond, fmt, args...) \
128 printf(pr_fmt(fmt), ##args); \
131 /* Show a message if DEBUG is defined in a file */
132 #define debug(fmt, args...) \
133 debug_cond(_DEBUG, fmt, ##args)
135 /* Show a message if not in SPL */
136 #define warn_non_spl(fmt, args...) \
137 debug_cond(!_SPL_BUILD, fmt, ##args)
140 * An assertion is run-time check done in debug mode only. If DEBUG is not
141 * defined then it is skipped. If DEBUG is defined and the assertion fails,
142 * then it calls panic*( which may or may not reset/halt U-Boot (see
143 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found
144 * before release, and after release it is hoped that they don't matter. But
145 * in any case these failing assertions cannot be fixed with a reset (which
146 * may just do the same assertion again).
148 void __assert_fail(const char *assertion, const char *file, unsigned line,
149 const char *function);
151 ({ if (!(x) && _DEBUG) \
152 __assert_fail(#x, __FILE__, __LINE__, __func__); })
154 #define error(fmt, args...) do { \
155 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \
156 ##args, __FILE__, __LINE__, __func__); \
161 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
164 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
167 typedef void (interrupt_handler_t)(void *);
169 #include <asm/u-boot.h> /* boot information for Linux kernel */
170 #include <asm/global_data.h> /* global data used for startup functions */
173 * enable common handling for all TQM8xxL/M boards:
174 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards
175 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards
176 * and for the TQM885D board
178 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \
179 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \
180 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M)
181 # ifndef CONFIG_TQM8xxM
182 # define CONFIG_TQM8xxM
185 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \
186 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \
187 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \
188 defined(CONFIG_TQM885D)
189 # ifndef CONFIG_TQM8xxL
190 # define CONFIG_TQM8xxL
194 #if defined(CONFIG_ENV_IS_EMBEDDED)
195 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
196 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \
197 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \
198 defined(CONFIG_ENV_IS_IN_NVRAM)
199 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE)
201 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
205 * Function Prototypes
209 void hang (void) __attribute__ ((noreturn));
211 int timer_init(void);
215 phys_size_t initdram (int);
217 #include <display_options.h>
220 void main_loop (void);
221 int run_command(const char *cmd, int flag);
222 int run_command_repeatable(const char *cmd, int flag);
225 * Run a list of commands separated by ; or even \0
227 * Note that if 'len' is not -1, then the command does not need to be nul
228 * terminated, Memory will be allocated for the command in that case.
230 * @param cmd List of commands to run, each separated bu semicolon
231 * @param len Length of commands excluding terminator if known (-1 if not)
232 * @param flag Execution flags (CMD_FLAG_...)
233 * @return 0 on success, or != 0 on error.
235 int run_command_list(const char *cmd, int len, int flag);
237 /* arch/$(ARCH)/lib/board.c */
238 void board_init_f(ulong);
239 void board_init_r(gd_t *, ulong) __attribute__ ((noreturn));
242 * ulong board_init_f_alloc_reserve - allocate reserved area
244 * This function is called by each architecture very early in the start-up
245 * code to allow the C runtime to reserve space on the stack for writable
246 * 'globals' such as GD and the malloc arena.
248 * @top: top of the reserve area, growing down.
249 * @return: bottom of reserved area
251 ulong board_init_f_alloc_reserve(ulong top);
254 * board_init_f_init_reserve - initialize the reserved area(s)
256 * This function is called once the C runtime has allocated the reserved
257 * area on the stack. It must initialize the GD at the base of that area.
259 * @base: top from which reservation was done
261 void board_init_f_init_reserve(ulong base);
264 * arch_setup_gd() - Set up the global_data pointer
266 * This pointer is special in some architectures and cannot easily be assigned
267 * to. For example on x86 it is implemented by adding a specific record to its
268 * Global Descriptor Table! So we we provide a function to carry out this task.
269 * For most architectures this can simply be:
273 * @gd_ptr: Pointer to global data
275 void arch_setup_gd(gd_t *gd_ptr);
277 int checkboard(void);
278 int show_board_info(void);
279 int checkflash(void);
281 int last_stage_init(void);
282 extern ulong monitor_flash_len;
283 int mac_read_from_eeprom(void);
284 extern u8 __dtb_dt_begin[]; /* embedded device tree blob */
285 int set_cpu_clk_info(void);
287 int print_cpuinfo(void);
288 int update_flash_size(int flash_size);
289 int arch_early_init_r(void);
292 * arch_cpu_init_dm() - init CPU after driver model is available
294 * This is called immediately after driver model is available before
295 * relocation. This is similar to arch_cpu_init() but is able to reference
298 * @return 0 if OK, -ve on error
300 int arch_cpu_init_dm(void);
303 * Reserve all necessary stacks
305 * This is used in generic board init sequence in common/board_f.c. Each
306 * architecture could provide this function to tailor the required stacks.
308 * On entry gd->start_addr_sp is pointing to the suggested top of the stack.
309 * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures
310 * require only this can leave it untouched.
312 * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective
313 * positions of the stack. The stack pointer(s) will be set to this later.
314 * gd->irq_sp is only required, if the architecture needs it.
316 * @return 0 if no error
318 __weak int arch_reserve_stacks(void);
321 * Show the DRAM size in a board-specific way
323 * This is used by boards to display DRAM information in their own way.
325 * @param size Size of DRAM (which should be displayed along with other info)
327 void board_show_dram(phys_size_t size);
330 * arch_fixup_fdt() - Write arch-specific information to fdt
332 * Defined in arch/$(ARCH)/lib/bootm-fdt.c
334 * @blob: FDT blob to write to
335 * @return 0 if ok, or -ve FDT_ERR_... on failure
337 int arch_fixup_fdt(void *blob);
340 void flash_perror (int);
342 /* common/cmd_source.c */
343 int source (ulong addr, const char *fit_uname);
345 extern ulong load_addr; /* Default Load Address */
346 extern ulong save_addr; /* Default Save Address */
347 extern ulong save_size; /* Default Save Size */
349 /* common/cmd_net.c */
350 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
352 /* common/cmd_fat.c */
353 int do_fat_fsload(cmd_tbl_t *, int, int, char * const []);
355 /* common/cmd_ext2.c */
356 int do_ext2load(cmd_tbl_t *, int, int, char * const []);
358 /* common/cmd_nvedit.c */
360 void env_relocate (void);
361 int envmatch (uchar *, int);
363 /* Avoid unfortunate conflict with libc's getenv() */
364 #ifdef CONFIG_SANDBOX
365 #define getenv uboot_getenv
367 char *getenv (const char *);
368 int getenv_f (const char *name, char *buf, unsigned len);
369 ulong getenv_ulong(const char *name, int base, ulong default_val);
372 * getenv_hex() - Return an environment variable as a hex value
374 * Decode an environment as a hex number (it may or may not have a 0x
375 * prefix). If the environment variable cannot be found, or does not start
376 * with hex digits, the default value is returned.
378 * @varname: Variable to decode
379 * @default_val: Value to return on error
381 ulong getenv_hex(const char *varname, ulong default_val);
384 * Read an environment variable as a boolean
385 * Return -1 if variable does not exist (default to true)
387 int getenv_yesno(const char *var);
389 int setenv (const char *, const char *);
390 int setenv_ulong(const char *varname, ulong value);
391 int setenv_hex(const char *varname, ulong value);
393 * setenv_addr - Set an environment variable to an address in hex
395 * @varname: Environment variable to set
396 * @addr: Value to set it to
397 * @return 0 if ok, 1 on error
399 static inline int setenv_addr(const char *varname, const void *addr)
401 return setenv_hex(varname, (ulong)addr);
405 # include <asm/mach-types.h>
406 # include <asm/setup.h>
407 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */
408 #endif /* CONFIG_ARM */
409 #ifdef CONFIG_X86 /* x86 version to be fixed! */
410 # include <asm/u-boot-x86.h>
411 #endif /* CONFIG_X86 */
412 #ifdef CONFIG_SANDBOX
413 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */
416 # include <asm/mach-types.h>
417 # include <asm/setup.h>
418 # include <asm/u-boot-nds32.h>
419 #endif /* CONFIG_NDS32 */
421 # include <asm/u-boot-mips.h>
422 #endif /* CONFIG_MIPS */
424 # include <asm/u-boot-arc.h>
425 #endif /* CONFIG_ARC */
427 #ifdef CONFIG_AUTO_COMPLETE
428 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
430 int get_env_id (void);
432 void pci_init (void);
433 void pci_init_board(void);
435 #if defined(CONFIG_PCI) && defined(CONFIG_4xx)
436 int pci_pre_init (struct pci_controller *);
437 int is_pci_host (struct pci_controller *);
440 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
441 # if defined(CONFIG_SYS_PCI_TARGET_INIT)
442 void pci_target_init (struct pci_controller *);
444 # if defined(CONFIG_SYS_PCI_MASTER_INIT)
445 void pci_master_init (struct pci_controller *);
447 #if defined(CONFIG_440SPE) || \
448 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
449 defined(CONFIG_405EX)
450 void pcie_setup_hoses(int busno);
454 int misc_init_f (void);
455 int misc_init_r (void);
457 /* common/exports.c */
458 void jumptable_init(void);
460 /* common/kallsysm.c */
461 const char *symbol_lookup(unsigned long addr, unsigned long *caddr);
464 void api_init (void);
466 /* common/memsize.c */
467 long get_ram_size (long *, long);
468 phys_size_t get_effective_memsize(void);
470 /* $(BOARD)/$(BOARD).c */
471 void reset_phy (void);
472 void fdc_hw_init (void);
474 /* $(BOARD)/eeprom.c */
475 void eeprom_init (int bus);
476 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
477 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
480 * Set this up regardless of board
481 * type, to prevent errors.
483 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR)
484 # define CONFIG_SYS_DEF_EEPROM_ADDR 0
486 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C)
487 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR
489 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */
491 #if defined(CONFIG_SPI)
492 extern void spi_init_f (void);
493 extern void spi_init_r (void);
494 extern ssize_t spi_read (uchar *, int, uchar *, int);
495 extern ssize_t spi_write (uchar *, int, uchar *, int);
498 /* $(BOARD)/$(BOARD).c */
499 int board_early_init_f (void);
500 int board_late_init (void);
501 int board_postclk_init (void); /* after clocks/timebase, before env/serial */
502 int board_early_init_r (void);
503 void board_poweroff (void);
505 #if defined(CONFIG_SYS_DRAM_TEST)
507 #endif /* CONFIG_SYS_DRAM_TEST */
510 #if defined(CONFIG_5xx) || \
512 uint get_immr (uint);
514 #if defined(CONFIG_MPC5xxx)
519 uint rd_ic_cst (void);
520 void wr_ic_cst (uint);
521 void wr_ic_adr (uint);
522 uint rd_dc_cst (void);
523 void wr_dc_cst (uint);
524 void wr_dc_adr (uint);
525 int icache_status (void);
526 void icache_enable (void);
527 void icache_disable(void);
528 int dcache_status (void);
529 void dcache_enable (void);
530 void dcache_disable(void);
531 void mmu_disable(void);
532 #if defined(CONFIG_ARM)
533 void relocate_code(ulong);
535 void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn));
537 ulong get_endaddr (void);
538 void trap_init (ulong);
539 #if defined (CONFIG_4xx) || \
540 defined (CONFIG_MPC5xxx) || \
541 defined (CONFIG_MPC85xx) || \
542 defined (CONFIG_MPC86xx) || \
543 defined (CONFIG_MPC83xx)
544 unsigned char in8(unsigned int);
545 void out8(unsigned int, unsigned char);
546 unsigned short in16(unsigned int);
547 unsigned short in16r(unsigned int);
548 void out16(unsigned int, unsigned short value);
549 void out16r(unsigned int, unsigned short value);
550 unsigned long in32(unsigned int);
551 unsigned long in32r(unsigned int);
552 void out32(unsigned int, unsigned long value);
553 void out32r(unsigned int, unsigned long value);
554 void ppcDcbf(unsigned long value);
555 void ppcDcbi(unsigned long value);
557 void ppcDcbz(unsigned long value);
559 #if defined (CONFIG_MICROBLAZE)
560 unsigned short in16(unsigned int);
561 void out16(unsigned int, unsigned short value);
564 #if defined (CONFIG_MPC83xx)
565 void ppcDWload(unsigned int *addr, unsigned int *ret);
566 void ppcDWstore(unsigned int *addr, unsigned int *value);
567 void disable_addr_trans(void);
568 void enable_addr_trans(void);
569 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
570 void ddr_enable_ecc(unsigned int dram_size);
575 static inline int cpumask_next(int cpu, unsigned int mask)
577 for (cpu++; !((1 << cpu) & mask); cpu++)
583 #define for_each_cpu(iter, cpu, num_cpus, mask) \
584 for (iter = 0, cpu = cpumask_next(-1, mask); \
586 iter++, cpu = cpumask_next(cpu, mask)) \
588 int cpu_numcores (void);
589 int cpu_num_dspcores(void);
591 u32 cpu_dsp_mask(void);
592 int is_core_valid (unsigned int);
595 * arch_cpu_init() - basic cpu-dependent setup for an architecture
597 * This is called after early malloc is available. It should handle any
598 * CPU- or SoC- specific init needed to continue the init sequence. See
599 * board_f.c for where it is called. If this is not provided, a default
600 * version (which does nothing) will be used.
602 int arch_cpu_init(void);
605 int checkicache (void);
606 int checkdcache (void);
607 void upmconfig (unsigned int, unsigned int *, unsigned int);
608 ulong get_tbclk (void);
609 void reset_misc (void);
610 void reset_cpu (ulong addr);
611 void ft_cpu_setup(void *blob, bd_t *bd);
612 void ft_pci_setup(void *blob, bd_t *bd);
614 void smp_set_core_boot_addr(unsigned long addr, int corenr);
615 void smp_kick_all_cpus(void);
617 /* $(CPU)/serial.c */
618 int serial_init (void);
619 void serial_setbrg (void);
620 void serial_putc (const char);
621 void serial_putc_raw(const char);
622 void serial_puts (const char *);
623 int serial_getc (void);
624 int serial_tstc (void);
626 /* These versions take a stdio_dev pointer */
628 int serial_stub_getc(struct stdio_dev *sdev);
629 int serial_stub_tstc(struct stdio_dev *sdev);
632 int get_clocks (void);
633 int get_clocks_866 (void);
634 int sdram_adjust_866 (void);
635 int adjust_sdram_tbs_8xx (void);
636 #if defined(CONFIG_MPC8260)
637 int prt_8260_clks (void);
638 #elif defined(CONFIG_MPC5xxx)
639 int prt_mpc5xxx_clks (void);
642 ulong get_OPB_freq (void);
643 ulong get_PCI_freq (void);
645 #if defined(CONFIG_S3C24X0) || \
646 defined(CONFIG_LH7A40X) || \
647 defined(CONFIG_EP93XX)
648 ulong get_FCLK (void);
649 ulong get_HCLK (void);
650 ulong get_PCLK (void);
651 ulong get_UCLK (void);
653 #if defined(CONFIG_LH7A40X)
654 ulong get_PLLCLK (void);
656 #if defined(CONFIG_IMX)
657 ulong get_systemPLLCLK(void);
658 ulong get_FCLK(void);
659 ulong get_HCLK(void);
660 ulong get_BCLK(void);
661 ulong get_PERCLK1(void);
662 ulong get_PERCLK2(void);
663 ulong get_PERCLK3(void);
665 ulong get_bus_freq (ulong);
666 int get_serial_clock(void);
668 #if defined(CONFIG_MPC85xx)
669 typedef MPC85xx_SYS_INFO sys_info_t;
670 void get_sys_info ( sys_info_t * );
671 void ft_fixup_cpu(void *, u64);
672 void ft_fixup_num_cores(void *);
674 #if defined(CONFIG_MPC86xx)
675 typedef MPC86xx_SYS_INFO sys_info_t;
676 void get_sys_info ( sys_info_t * );
677 static inline ulong get_ddr_freq(ulong dummy)
679 return get_bus_freq(dummy);
682 ulong get_ddr_freq(ulong);
685 #if defined(CONFIG_4xx)
686 # if defined(CONFIG_440)
687 # if defined(CONFIG_440SPE)
688 unsigned long determine_sysper(void);
689 unsigned long determine_pci_clock_per(void);
692 typedef PPC4xx_SYS_INFO sys_info_t;
693 int ppc440spe_revB(void);
694 void get_sys_info ( sys_info_t * );
697 /* $(CPU)/cpu_init.c */
698 #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260)
699 void cpu_init_f (volatile immap_t *immr);
701 #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx)
702 void cpu_init_f (void);
704 #ifdef CONFIG_MPC85xx
705 ulong cpu_init_f(void);
708 int cpu_init_r (void);
709 #if defined(CONFIG_MPC8260)
710 int prt_8260_rsr (void);
711 #elif defined(CONFIG_MPC83xx)
712 int prt_83xx_rsr (void);
715 /* $(CPU)/interrupts.c */
716 int interrupt_init (void);
717 void timer_interrupt (struct pt_regs *);
718 void external_interrupt (struct pt_regs *);
719 void irq_install_handler(int, interrupt_handler_t *, void *);
720 void irq_free_handler (int);
721 void reset_timer (void);
723 /* Return value of monotonic microsecond timer */
724 unsigned long timer_get_us(void);
726 void enable_interrupts (void);
727 int disable_interrupts (void);
729 /* $(CPU)/.../commproc.c */
730 int dpram_init (void);
731 uint dpram_base(void);
732 uint dpram_base_align(uint align);
733 uint dpram_alloc(uint size);
734 uint dpram_alloc_align(uint size,uint align);
735 void bootcount_store (ulong);
736 ulong bootcount_load (void);
737 #define BOOTCOUNT_MAGIC 0xB001C041
739 /* $(CPU)/.../<eth> */
740 void mii_init (void);
742 /* $(CPU)/.../lcd.c */
743 ulong lcd_setmem (ulong);
745 /* $(CPU)/.../video.c */
746 ulong video_setmem (ulong);
748 /* arch/$(ARCH)/lib/cache.c */
749 void enable_caches(void);
750 void flush_cache (unsigned long, unsigned long);
751 void flush_dcache_all(void);
752 void flush_dcache_range(unsigned long start, unsigned long stop);
753 void invalidate_dcache_range(unsigned long start, unsigned long stop);
754 void invalidate_dcache_all(void);
755 void invalidate_icache_all(void);
758 /* Disable caches (else flush caches but leave them active) */
759 CBL_DISABLE_CACHES = 1 << 0,
760 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1,
766 * Clean up ready for linux
768 * @param flags Flags to control what is done
770 int cleanup_before_linux_select(int flags);
772 /* arch/$(ARCH)/lib/ticks.S */
773 uint64_t get_ticks(void);
774 void wait_ticks (unsigned long);
776 /* arch/$(ARCH)/lib/time.c */
777 ulong usec2ticks (unsigned long usec);
778 ulong ticks2usec (unsigned long ticks);
779 int init_timebase (void);
782 int gunzip(void *, int, unsigned char *, unsigned long *);
783 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
784 int stoponerr, int offset);
787 * gzwrite progress indicators: defined weak to allow board-specific
790 * gzwrite_progress_init called on startup
791 * gzwrite_progress called during decompress/write loop
792 * gzwrite_progress_finish called at end of loop to
793 * indicate success (retcode=0) or failure
795 void gzwrite_progress_init(u64 expected_size);
797 void gzwrite_progress(int iteration,
801 void gzwrite_progress_finish(int retcode,
808 * decompress and write gzipped image from memory to block device
810 * @param src compressed image address
811 * @param len compressed image length in bytes
812 * @param dev block device descriptor
813 * @param szwritebuf bytes per write (pad to erase size)
814 * @param startoffs offset in bytes of first write
815 * @param szexpected expected uncompressed length
816 * may be zero to use gzip trailer
817 * for files under 4GiB
819 int gzwrite(unsigned char *src, int len,
820 struct blk_desc *dev,
821 unsigned long szwritebuf,
825 /* lib/lz4_wrapper.c */
826 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn);
829 void qsort(void *base, size_t nmemb, size_t size,
830 int(*compar)(const void *, const void *));
831 int strcmp_compar(const void *, const void *);
837 #include <vsprintf.h>
840 char * strmhz(char *buf, unsigned long hz);
843 #include <u-boot/crc.h>
847 void srand(unsigned int seed);
848 unsigned int rand(void);
849 unsigned int rand_r(unsigned int *seedp);
852 * STDIO based functions (can always be used)
855 int serial_printf (const char *fmt, ...)
856 __attribute__ ((format (__printf__, 1, 2)));
862 #if !defined(CONFIG_SPL_BUILD) || \
863 (defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL_SUPPORT)) || \
864 (defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \
865 defined(CONFIG_SPL_SERIAL_SUPPORT))
866 void putc(const char c);
867 void puts(const char *s);
868 int printf(const char *fmt, ...)
869 __attribute__ ((format (__printf__, 1, 2)));
870 int vprintf(const char *fmt, va_list args);
872 #define putc(...) do { } while (0)
873 #define puts(...) do { } while (0)
874 #define printf(...) do { } while (0)
875 #define vprintf(...) do { } while (0)
879 #define eputc(c) fputc(stderr, c)
880 #define eputs(s) fputs(stderr, s)
881 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args)
884 * FILE based functions (can only be used AFTER relocation!)
891 int fprintf(int file, const char *fmt, ...)
892 __attribute__ ((format (__printf__, 2, 3)));
893 void fputs(int file, const char *s);
894 void fputc(int file, const char c);
899 int gzip(void *dst, unsigned long *lenp,
900 unsigned char *src, unsigned long srclen);
901 int zzip(void *dst, unsigned long *lenp, unsigned char *src,
902 unsigned long srclen, int stoponerr,
903 int (*func)(unsigned long, unsigned long));
905 /* lib/net_utils.c */
907 static inline struct in_addr getenv_ip(char *var)
909 return string_to_ip(getenv(var));
912 int pcmcia_init (void);
914 #ifdef CONFIG_LED_STATUS
915 # include <status_led.h>
918 #include <bootstage.h>
920 #ifdef CONFIG_SHOW_ACTIVITY
921 void show_activity(int arg);
924 /* Multicore arch functions */
926 int cpu_status(int nr);
927 int cpu_reset(int nr);
928 int cpu_disable(int nr);
929 int cpu_release(int nr, int argc, char * const argv[]);
932 #else /* __ASSEMBLY__ */
934 /* Drop a C type modifier (like in 3UL) for constants used in assembly. */
937 #endif /* __ASSEMBLY__ */
941 * Has to be included outside of the #ifndef __ASSEMBLY__ section.
942 * Otherwise might lead to compilation errors in assembler files.
944 #include <asm/cache.h>
947 /* Put only stuff here that the assembler can digest */
949 /* Declare an unsigned long constant digestable both by C and an assembler. */
950 #define UL(x) _AC(x, UL)
953 #define CONFIG_HAS_POST
954 #ifndef CONFIG_POST_ALT_LIST
955 #define CONFIG_POST_STD_LIST
959 #ifdef CONFIG_INIT_CRITICAL
960 #error CONFIG_INIT_CRITICAL is deprecated!
961 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README.
964 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1))
967 * check_member() - Check the offset of a structure member
969 * @structure: Name of structure (e.g. global_data)
970 * @member: Name of member (e.g. baudrate)
971 * @offset: Expected offset in bytes
973 #define check_member(structure, member, offset) _Static_assert( \
974 offsetof(struct structure, member) == offset, \
975 "`struct " #structure "` offset for `" #member "` is not " #offset)
977 /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */
978 #ifdef CONFIG_EFI_STUB
979 #define ll_boot_init() false
981 #define ll_boot_init() true
984 /* Pull in stuff for the build system */
986 # include <environment.h>
989 #endif /* __COMMON_H_ */